User manual

9 ASMB-781 User Manual
Chapter 1 Hardware Configuration
1.8.3 Watchdog timer output (JWDT1)
The ASMB-781 contains a watchdog timer that will reset the CPU. This feature
means the ASMB-781 will recover from a software failure or an EMI problem. The
JWDT1 jumper settings control the outcome of what the computer will do in the event
the watchdog timer is tripped.
ME update (JGREEN1)
The ASMB-781 contains a jumper that can support energy saving for BIOS deep S5
feature. Normally this jumper should be set with pin 1-2 closed. If you want to disable,
set JGREEN1 to 2-3 closed for disable.
USB power switch (JUSB_1, JUSB_2)
The ASMB-781 contains a jumper that can support USB stand-by power when S5
mode, Normally this jumper should be set with pin 1-2 closed. If you want to disable,
set JUSB_1,JSUB_2 to 2-3 closed for disable.
Table 1.4: JME1
Function Jumper Setting
*Lock ME update 1-2 closed (add jumper diagram)
ME update 2-3 closed (add jumper diagram)
Table 1.5: Watchdog timer output (JWDT1)
Function Jumper Setting
*Reset
NC
* default setting
Note! The interrupt output of the watchdog timer is a low level signal. It will be
held low until the watchdog timer is reset.
Table 1.6: ME update (JGREEN1)
Function Jumper Setting
*Enable 1-2 closed (add jumper diagram)
Disable 2-3 closed (add jumper diagram)
Table 1.7: USB power switch (JUSB_1, JUSB_2)
Function Jumper Setting
*USB stand-by power 1-2 closed (add jumper diagram)
Normal 2-3 closed (add jumper diagram)
1-2 closed
123
2-3 closed
123